Home / 481,165,522.21-722,051,889.74-204,816,285.25

Finding the Fourth Proportional to 481,165,522.21, 722,051,889.74 and 204,816,285.25

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Solution

The fourth proportional to 481,165,522.21, 722,051,889.74 and 204,816,285.25 is: 307,353,663.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,165,522.21 : 722,051,889.74 = 204,816,285.25 : x
  2. Step 2: Convert to fraction form
    481,165,522.21/722,051,889.74 = 204,816,285.25/x
  3. Step 3: Cross multiply
    481,165,522.21x = 722,051,889.74 × 204,816,285.25
  4. Step 4: Simplify right side
    481,165,522.21x = 147,887,985,814,801,408
  5. Step 5: Solve for x
    x = 147,887,985,814,801,408/481,165,522.21
  6. Step 6: Final answer
    x = 307,353,663.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.